Tham kh\u1ea3o \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n h\u00f3a \u0111\u1ec1 s\u1ed1 3 c\u00f3 \u0111\u00e1p \u00e1n v\u00e0 l\u1eddi gi\u1ea3i chi ti\u1ebft gi\u00fap c\u00e1c em th\u1eed s\u1ee9c v\u1edbi k\u1ef3 thi s\u1eafp t\u1edbi.<\/strong><\/h2>\n

\n

Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n H\u00f3a<\/p>\n<\/div>\n

Cho nguy\u00ean t\u1eed kh\u1ed1i c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1: H: 1; Li: 7; C: 12; N: 14; O: 16; Na: 23;Mg: 24;Al: 27;  S: 32; Cl: 35,5; K: 39; Ca:40; Cr: 52; Mn: 55; Fe: 56; Cu: 64; Zn: 65;Br: 80; Ba: 137; Ag: 108;Cs: 133<\/em><\/p>\n

C\u00e2u 1<\/strong>. H\u1ea5p th\u1ee5 ho\u00e0n to\u00e0n 0,672 l CO<\/p>\n

2<\/dd>\n

(dktc) v\u00e0o 1 l dung d\u1ecbch g\u1ed3m NaOH 0,01M v\u00e0 Ca(OH)<\/p>\n

2<\/dd>\n

0,02M thu \u0111\u01b0\u1ee3c x gam k\u1ebft t\u1ee7a. Gi\u00e1 tr\u1ecb c\u1ee7a x l\u00e0 :<\/p>\n

A.0,75               B.1,25                C.2,00                D.1,00<\/p>\n

C\u00e2u 2<\/strong>. Tr\u1ed9n KMnO<\/p>\n

4<\/dd>\n

v\u00e0 KClO<\/p>\n

3<\/dd>\n

v\u1edbi 1 l\u01b0\u1ee3ng MnO<\/p>\n

2<\/dd>\n

trong b\u00ecnh k\u00edn thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p X. L\u1ea5y 52,550g X \u0111em nung n\u00f3ng sau  th\u1eddi gian th\u00ec \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p r\u1eafn Y v\u00e0 V l\u00edt O<\/p>\n

2<\/dd>\n

.Bi\u1ebft KClO<\/p>\n

3<\/dd>\n

b\u1ecb nhi\u1ec7t ph\u00e2n ho\u00e0n to\u00e0n t\u1ea1o 14,9g KCl chi\u1ebfm 36,315% kh\u1ed1i l\u01b0\u1ee3ng Y. Sau \u0111\u00f3 cho to\u00e0n b\u1ed9 Y t\u00e1c d\u1ee5ng v\u1edbi HCl \u0111\u1eb7c d\u01b0 nung n\u00f3ng , sau ph\u1ea3n \u1ee9ng c\u00f4 c\u1ea1n thu \u0111\u01b0\u1ee3c 51,275g mu\u1ed1i khan. Hi\u1ec7u su\u1ea5t c\u1ee7a qu\u00e1 tr\u00ecnh nhi\u1ec7t ph\u00e2n mu\u1ed1i KMnO<\/p>\n

4<\/dd>\n

l\u00e0 :<\/p>\n

A.62,5%              B.75%               C.91,5%              D.80%<\/p>\n

C\u00e2u 3<\/strong>.Cho c\u00e1c th\u00ed nghi\u1ec7m sau:<\/p>\n

(a) \u0110\u1ed1t H<\/p>\n

2<\/dd>\n

S trong O<\/p>\n

2<\/dd>\n

d\u01b0.          (b) \u0110un n\u00f3ng dung d\u1ecbch b\u00e3o h\u00f2a NH<\/p>\n

4<\/dd>\n

Cl v\u00e0 NaNO<\/p>\n

2<\/dd>\n

.<\/p>\n

(c) \u0110\u1ed1t P trong O<\/p>\n

2<\/dd>\n

d\u01b0.       (d) D\u1eabn kh\u00ed F<\/p>\n

2<\/dd>\n

v\u00e0o NaOH lo\u00e3ng.<\/p>\n

(e) Cho NH<\/p>\n

3<\/dd>\n

ti\u1ebfp x\u00fac v\u1edbi CrO<\/p>\n

3<\/dd>\n

     (g) Cho H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

lo\u00e3ng v\u00e0o Na<\/p>\n

2<\/dd>\n

S<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

.<\/p>\n

S\u1ed1 th\u00ed nghi\u1ec7m t\u1ea1o ra ch\u1ea5t kh\u00ed l\u00e0:<\/p>\n

A.5                  B.3                 C.4                 D.2<\/p>\n

C\u00e2u 4<\/strong>. \u0110i\u1ec7n ph\u00e2n dung d\u1ecbch h\u1ed7n h\u1ee3p ch\u1ee9a 0,1 mol FeCl<\/p>\n

3<\/dd>\n

; 0,2 mol CuCl<\/p>\n

2<\/dd>\n

; 0,1 mol HCl ( \u0111i\u1ec7n c\u1ef1c tr\u01a1 , m\u00e0ng ng\u0103n x\u1ed1p). Khi \u1edf catot b\u1eaft \u0111\u1ea7u s\u1ee7i b\u1ecdt th\u00ec ng\u1eebng \u0111i\u1ec7n ph\u00e2n. T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y kh\u1ed1i l\u01b0\u1ee3ng catot \u0111\u00e3 t\u0103ng l\u00ean:<\/p>\n

A.12,8               B.18,4                C.0,0                D.5,6<\/p>\n

C\u00e2u 5<\/strong>. H\u1ed7n h\u1ee3p X g\u1ed3m 1 \u0111ipeptit, 1 tripeptit \u0111\u1ec1u c\u1ea5u t\u1ea1o t\u1eeb 1 lo\u1ea1i a-amino axit no m\u1ea1ch h\u1edf c\u00f3 1 nh\u00f3m \u2013NH<\/p>\n

2<\/dd>\n

v\u00e0 1 nh\u00f3m \u2013COOH trong ph\u00e2n t\u1eed. Trong X nguy\u00ean t\u1ed1 N chi\u1ebfm 15,135% v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng h\u1ed7n h\u1ee3p. Cho 44,4g h\u1ed7n h\u1ee3p X t\u00e1c d\u1ee5ng v\u1edbi 600 ml dung d\u1ecbch NaOH 1M (d\u01b0) \u0111un n\u00f3ng thu \u0111\u01b0\u1ee3c dung d\u1ecbch Y. C\u00f4 c\u1ea1n Y thu l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn khan l\u00e0:<\/p>\n

A.68,04               B.64,80                C.85,05                D.51,03<\/p>\n

C\u00e2u 6<\/strong>.Cho phenol (C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH) l\u1ea7n l\u01b0\u1ee3t t\u00e1c d\u1ee5ng v\u1edbi (CH<\/p>\n

3<\/dd>\n

CO)<\/p>\n

2<\/dd>\n

O v\u00e0 c\u00e1c dung d\u1ecbch : NaOH ; HCl ; Br<\/p>\n

2<\/dd>\n

; HNO<\/p>\n

3<\/dd>\n

; CH<\/p>\n

3<\/dd>\n

COOH. S\u1ed1 tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra ph\u1ea3n \u1ee9ng l\u00e0:<\/p>\n

A.4                  B.2                 C.1                 D.3<\/p>\n

C\u00e2u 7<\/strong>. L\u1ea7n l\u01b0\u1ee3t th\u1ef1c hi\u1ec7n c\u00e1c ph\u1ea3n \u1ee9ng s\u1ee5c kh\u00ed Clo v\u00e0o dung d\u1ecbch sau: Fe<\/p>\n

2<\/dd>\n

(SO<\/p>\n

4<\/dd>\n

)<\/p>\n

3<\/dd>\n

; (NaCrO<\/p>\n

2<\/dd>\n

+ NaOH) ; FeSO<\/p>\n

4<\/dd>\n

; NaOH ; CuCl<\/p>\n

2<\/dd>\n

; CrCl<\/p>\n

2<\/dd>\n

. S\u1ed1 th\u00ed nghi\u1ec7m l\u00e0m thay \u0111\u1ed5i s\u1ed1 oxi h\u00f3a c\u1ee7a nguy\u00ean t\u1ed1 kim lo\u1ea1i trong h\u1ee3p ch\u1ea5t l\u00e0:<\/p>\n

A.4                  B.5                 C.6                 D.3<\/p>\n<\/p>\n

C\u00e2u 8<\/strong>. Ph\u00e1t bi\u1ec3u n\u00e0o sau \u0111\u00e2y \u0111\u00fang:<\/p>\n

A. Kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng c\u1ee7a Cl<\/p>\n

2<\/dd>\n

k\u00e9m h\u01a1n O<\/p>\n

2<\/dd>\n

.<\/p>\n

B. 1 \u1ee9ng d\u1ee5ng c\u1ee7a ozon l\u00e0 \u0111i\u1ec1u ch\u1ebf oxi trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n

C. Nitrophotka l\u00e0 h\u1ed7n h\u1ee3p c\u1ea3 NH<\/p>\n

4<\/dd>\n

H<\/p>\n

2<\/dd>\n

PO<\/p>\n

4<\/dd>\n

v\u00e0 KNO<\/p>\n

3<\/dd>\n

.<\/p>\n

D.Trong ph\u00f2ng th\u00ed nghi\u1ec7m c\u00e1c kh\u00ed: N<\/p>\n

2<\/dd>\n

;O<\/p>\n

2<\/dd>\n

;Cl<\/p>\n

2<\/dd>\n

c\u00f3 th\u1ec3 thu b\u1eb1ng c\u00e1ch \u0111\u1ea9y n\u01b0\u1edbc.           <\/p>\n

C\u00e2u 9<\/strong>. Cho m\u1eabu kim lo\u1ea1i Ba v\u00e0o 500 ml dung d\u1ecbch Al<\/p>\n

2<\/dd>\n

(SO<\/p>\n

4<\/dd>\n

)<\/p>\n

3<\/dd>\n

0,1M. Sau ph\u1ea3n \u1ee9ng thu \u0111\u01b0\u1ee3c dung d\u1ecbch X, k\u1ebft t\u1ee7a Y v\u00e0 kh\u00ed Z. Kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch X gi\u1ea3m \u0111i so v\u1edbi ban \u0111\u1ea7u l\u00e0 19,59g. S\u1ee5c t\u1eeb t\u1eeb \u0111\u1ebfn d\u01b0 CO<\/p>\n

2<\/dd>\n

v\u00e0o X th\u1ea5y xu\u1ea5t hi\u1ec7n m gam k\u1ebft t\u1ee7a. Gi\u00e1 tri c\u1ee7a m g\u1ea7n nh\u1ea5t v\u1edbi:<\/p>\n

A. 3,10                    B.2,30                  C.1,60                D.4,0<\/p>\n

C\u00e2u 10<\/strong>. C\u00f3 bao nhi\u00eau amin b\u1eadc 1 c\u00f3 c\u00f9ng c\u00f4ng th\u1ee9c ph\u00e2n t\u1eed C<\/p>\n

5<\/dd>\n

H<\/p>\n

13<\/dd>\n

N:<\/p>\n

A. 7                 B.5                 C.8                 D.6<\/p>\n

C\u00e2u 11<\/strong>. a mol ch\u1ea5t b\u00e9o X c\u00f3 th\u1ec3 c\u1ed9ng v\u1edbi t\u1ed1i \u0111a 4 mol Br<\/p>\n

2<\/dd>\n

. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n a mol X thu \u0111\u01b0\u1ee3c b mol n\u01b0\u1edbc v\u00e0 V l\u00edt CO<\/p>\n

2<\/dd>\n

(dktc). M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa V v\u1edbi a,b l\u00e0:<\/p>\n

A.V= 22,4(b-6a)          B.V=22,4(b-7a)           C. V=22,4(b+7a)          D. V=22,4(b+6a)<\/p>\n

C\u00e2u 12<\/strong>. S\u1ed1 \u0111\u1ed3ng ph\u00e2n axit c\u00f3 CTPT l\u00e0 C<\/p>\n

4<\/dd>\n

H<\/p>\n

8<\/dd>\n

O<\/p>\n

2<\/dd>\n

l\u00e0:<\/p>\n

A.3                  B.1                 C.2                 D.4<\/p>\n

C\u00e2u 13<\/strong>. \u0110\u1ed1t ch\u00e1y h\u1ed7n h\u1ee3p g\u1ed3m 2,4g Mg ; 4,48g Fe v\u1edbi h\u1ed7n h\u1ee3p X g\u1ed3m c\u00f3 Cl<\/p>\n

2<\/dd>\n

v\u00e0 O<\/p>\n

2<\/dd>\n

; sau ph\u1ea3n \u1ee9ng ch\u1ec9 thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p Y g\u1ed3m c\u00e1c oxit v\u00e0 mu\u1ed1i clorua( kh\u00f4ng c\u00f3 kh\u00ed d\u01b0). H\u00f2a tan Y v\u00e0o l\u01b0\u1ee3ng v\u1eeba \u0111\u1ee7 120 ml HCl 2M thu \u0111\u01b0\u1ee3c dung d\u1ecbch Z. Cho AgNO<\/p>\n

3<\/dd>\n

d\u01b0 v\u00e0o Z thu \u0111\u01b0\u1ee3c 61,01g k\u1ebft t\u1ee7a. Ph\u1ea7n tr\u0103m V c\u1ee7a O<\/p>\n

2<\/dd>\n

trong X l\u00e0:<\/p>\n

A.51,72%              B.53,85%              C.46,15%              D.76,70%<\/p>\n

C\u00e2u 14<\/strong>.Ch\u1ea5t (CH<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

CH-CH(NH<\/p>\n

2<\/dd>\n

)-COOH c\u00f3 t\u00ean l\u00e0:<\/p>\n

A. axit-2-metyl-3-aminobutanoic                   B. axit-3-metyl-2-aminobutanoic<\/p>\n

C. axit-2-amino-3-metylbutanoic                   D. axit-3-amino-2-metylbutanoic<\/p>\n

C\u00e2u 15<\/strong>. Cho c\u00e1c ph\u1ea3n \u1ee9ng sau : (1) Ca(OH)<\/p>\n

2<\/dd>\n

d\u01b0  + NaHCO<\/p>\n

3<\/dd>\n

; (2) NaHCO<\/p>\n

3<\/dd>\n

d\u01b0 + Ca(OH)<\/p>\n

2<\/dd>\n

; (3) Ca(HCO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

d\u01b0 + NaOH ; (4) Ca(OH)<\/p>\n

2<\/dd>\n

+ Ca(HCO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

. Nh\u1eefng ph\u1ea3n \u1ee9ng c\u00f3 ph\u01b0\u01a1ng tr\u00ecnh ion r\u00fat g\u1ecdn l\u00e0:   Ca<\/p>\n

2+<\/dd>\n

+ HCO<\/p>\n

3<\/dd>\n

–<\/dd>\n

+ OH<\/p>\n

–<\/dd>\n

\u00ae CaCO<\/p>\n

3<\/dd>\n

+ H<\/p>\n

2<\/dd>\n

O<\/p>\n

A.(2)(3)(4)             B. (1)(2)(3)              C.(1)(3)(4)             D.(1)(2)(4)<\/p>\n

C\u00e2u 16<\/strong>. Ch\u1ea5t h\u1eefu c\u01a1 Y c\u00f3 CTPT l\u00e0 C<\/p>\n

5<\/dd>\n

H<\/p>\n

10<\/dd>\n

. Khi cho Y t\u00e1c d\u1ee5ng v\u1edbi dung d\u1ecbch Brom thu \u0111\u01b0\u1ee3c 2 ch\u1ea5t h\u1eefu c\u01a1 Y<\/p>\n

1<\/dd>\n

v\u00e0 Y<\/p>\n

2<\/dd>\n

, trong \u0111\u00f3 Y<\/p>\n

1<\/dd>\n

l\u00e0 1,3-diBrom-2,2-dimetylpropan.H\u00e3y cho bi\u1ebft t\u00ean c\u1ee7a Y<\/p>\n

2<\/dd>\n

:<\/p>\n

A.2,3-dibrom-2-metylbutan                     B. 1,3-dibrom-3-metylbutan<\/p>\n

C. 1,3-dibrompentan                        D. 1,3-dibrom-2-metylbutan<\/p>\n

C\u00e2u 17<\/strong>. H\u1ed7n h\u1ee3p r\u1eafn A g\u1ed3m Ca(HCO<\/p>\n

3<\/dd>\n

) ; CaCO<\/p>\n

3<\/dd>\n

; NaHCO<\/p>\n

3<\/dd>\n

; Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

. Nung A \u0111\u1ebfn kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i \u0111\u01b0\u1ee3c ch\u1ea5t r\u1eafn B g\u1ed3m:<\/p>\n

A. CaCO<\/p>\n

3<\/dd>\n

v\u00e0 Na<\/p>\n

2<\/dd>\n

O        B. CaO v\u00e0 Na<\/p>\n

2<\/dd>\n

O    C. CaCO<\/p>\n

3<\/dd>\n

v\u00e0 Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

        D.CaO v\u00e0 Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

  <\/p>\n

C\u00e2u 18.<\/strong>Cho 11,04g h\u1ed7n h\u1ee3p X g\u1ed3m FeO ; Fe<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

; S ; FeS<\/p>\n

2<\/dd>\n

; CuS trong \u0111\u00f3 O chi\u1ebfm 14,5% v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng. Cho X t\u00e1c d\u1ee5ng v\u1eeba \u0111\u1ee7 v\u1edbi H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c n\u00f3ng sinh ra 0,31 mol SO<\/p>\n

2<\/dd>\n

v\u00e0 dung d\u1ecbch Y. Nh\u00fang thanh Mg d\u01b0 v\u00e0o Y sau kh\u00ed c\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra ho\u00e0n to\u00e0n l\u1ea5y thanh Mg ra c\u00e2n l\u1ea1i t\u0103ng 2,8g ( gi\u1ea3 s\u1eed 100% kim lo\u1ea1i t\u1ea1o ra b\u00e1m h\u1ebft v\u00e0o thanh Mg).\u0110\u1ed1t ho\u00e0n to\u00e0n m g X b\u1eb1ng l\u01b0\u1ee3ng v\u1eeba \u0111\u1ee7 V(lit) (dktc) h\u1ed7n h\u1ee3p A g\u1ed3m O<\/p>\n

2<\/dd>\n

v\u00e0 O<\/p>\n

3<\/dd>\n

c\u00f3 t\u1ec9 kh\u1ed1i so v\u1edbi H<\/p>\n

2<\/dd>\n

l\u00e0 20. Gi\u00e1 tr\u1ecb c\u1ee7a V l\u00e0:<\/p>\n

A. 2,7776              B.2,0608              C.2,9568          D.5,9136<\/p>\n

C\u00e2u 19.<\/strong>Tinh b\u1ed9t , xenlulose ; saccarose \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng v\u1edbi:<\/p>\n

A. H\u00f2a tan Cu(OH)<\/p>\n

2<\/dd>\n

        B. tr\u00f9ng ng\u01b0ng           C.tr\u00e1ng g\u01b0\u01a1ng        D. Th\u1ee7y ph\u00e2n<\/p>\n

C\u00e2u 20<\/strong>. Ph\u00e1t bi\u1ec3u n\u00e0o sau \u0111\u00e2y sai:<\/p>\n

A. \u1ede nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng, t\u1ea5t c\u1ea3 c\u00e1c kim lo\u1ea1i ki\u1ec1m th\u1ed5 \u0111\u1ec1u t\u00e1c d\u1ee5ng v\u1edbi n\u01b0\u1edbc.<\/p>\n

B. Dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

v\u00e0 NaHCO<\/p>\n

3<\/dd>\n

\u0111\u1ec1u th\u1ee7y ph\u00e2n cho m\u00f4i tr\u01b0\u1eddng ki\u1ec1m<\/p>\n

C. Nh\u00f4m b\u1ec1n trong kh\u00f4ng kh\u00ed v\u00e0 n\u01b0\u1edbc do c\u00f3 m\u00e0ng oxit Al<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

b\u1ea3o v\u1ec7.<\/p>\n

D. Theo chi\u1ec1u t\u0103ng c\u1ee7a \u0111i\u1ec7n t\u00edch h\u1ea1t nh\u00e2n th\u00ec nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y c\u1ee7a kim lo\u1ea1i ki\u1ec1m gi\u1ea3m d\u1ea7n.<\/p>\n

C\u00e2u 21<\/strong>. H\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 X m\u1ea1ch h\u1edf c\u00f3 ph\u00e2n t\u1eed kh\u1ed1i l\u00e0 56. Bi\u1ebft khi \u0111\u1ed1t ch\u00e1y X b\u1eb1ng oxi thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ch\u1ec9 c\u00f3 CO<\/p>\n

2<\/dd>\n

v\u00e0 H<\/p>\n

2<\/dd>\n

O , X l\u00e0m m\u1ea5t m\u00e0u dung d\u1ecbch Brom. S\u1ed1 CTCT th\u1ecfa m\u00e3n l\u00e0:<\/p>\n

A.5                  B.3                 C.2                 D.4<\/p>\n

C\u00e2u 22<\/strong>. H\u00f2a tan h\u1ebft 1 l\u01b0\u1ee3ng S v\u00e0 0,01 mol Cu<\/p>\n

2<\/dd>\n

S trong HNO<\/p>\n

3<\/dd>\n

\u0111\u1eb7c n\u00f3ng sau ph\u1ea3n \u1ee9ng thu \u0111\u01b0\u1ee3c dung d\u1ecbch ch\u1ee9a 1 ch\u1ea5t tan duy nh\u1ea5t v\u00e0 s\u1ea3n ph\u1ea9m kh\u1eed l\u00e0 NO<\/p>\n

2<\/dd>\n

duy nh\u1ea5t. H\u1ea5p th\u1ee5 h\u1ebft l\u01b0\u1ee3ng NO<\/p>\n

2<\/dd>\n

n\u00e0y b\u1eb1ng 200 ml dung d\u1ecbch NaOH 1M, c\u00f4 c\u1ea1n dung d\u1ecbch sau ph\u1ea3n \u1ee9ng th\u00ec \u0111\u01b0\u1ee3c m gam ch\u1ea5t r\u1eafn khan. Gi\u00e1 tr\u1ecb c\u1ee7a m l\u00e0:<\/p>\n

A.15,2               B.12,64                    C.13,92                    D.18,4<\/p>\n

C\u00e2u 23<\/strong>. Cho c\u00e2n b\u1eb1ng h\u00f3a h\u1ecdc : 2NO<\/p>\n

2<\/dd>\n

(kh\u00ed) \u2194 N<\/p>\n

2<\/dd>\n

O<\/p>\n

4<\/dd>\n

(kh\u00ed) . \u2206H = -58 kJ. Trong \u0111\u00f3 : NO<\/p>\n

2<\/dd>\n

l\u00e0 kh\u00ed m\u00e0u \u0111\u1ecf ; N<\/p>\n

2<\/dd>\n

O<\/p>\n

4<\/dd>\n

kh\u00f4ng m\u00e0u. Ph\u00e1t bi\u1ec3u n\u00e0o sau \u0111\u00e2u kh\u00f4ng \u0111\u00fang:<\/p>\n

A.Ng\u00e2m b\u00ecnh trong n\u01b0\u1edbc \u0111\u00e1, m\u00e0u n\u00e2u c\u1ee7a b\u00ecnh \u0111\u1eadm h\u01a1n.<\/p>\n

B. Gi\u1ea3m \u00e1p su\u1ea5t chung c\u1ee7a h\u1ec7, m\u00e0u c\u1ee7a h\u1ed7n h\u1ee3p \u0111\u1eadm h\u01a1n.<\/p>\n

C. Th\u00eam v\u00e0i gi\u1ecdt dung d\u1ecbch NaOH v\u00e0o b\u00ecnh ph\u1ea3n \u1ee9ng, m\u00e0u c\u1ee7a h\u1ed7n h\u1ee3p \u0111\u1eadm h\u01a1n.<\/p>\n

D. Ph\u1ea3n \u1ee9ng ngh\u1ecbch thu nhi\u1ec7t.<\/p>\n

C\u00e2u 24.<\/strong>Nguy\u00ean t\u1eed R t\u1ea1o \u0111\u01b0\u1ee3c Cation R<\/p>\n

+<\/dd>\n

. C\u1ea5u h\u00ecnh e c\u1ee7a R<\/p>\n

+<\/dd>\n

\u1edf tr\u1ea1ng th\u00e1i c\u01a1 b\u1ea3n l\u00e0 3p<\/p>\n

6<\/dd>\n

. T\u1ed5ng s\u1ed1 h\u1ea1t mang \u0111i\u1ec7n trong R l\u00e0:<\/p>\n

A. 18                 B.22                 C.38                 D.19<\/p>\n

C\u00e2u 25<\/strong>. Cho c\u00e1c hidrocacbon: eten ; axetilen ; benzen ; toluen ; isopentan ; Stiren. S\u1ed1 ch\u1ea5t l\u00e0m m\u1ea5t m\u00e0u dung d\u1ecbch KMnO<\/p>\n

4<\/dd>\n

l\u00e0:<\/p>\n

A.4                  B.5                 C.6                 D.3<\/p>\n

C\u00e2u 26<\/strong>. Cho c\u00e1c ph\u1ea3n \u1ee9ng sau : (1) (CH<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

NH + NH<\/p>\n

4<\/dd>\n

Cl ; (2) C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

CH<\/p>\n

2<\/dd>\n

NH<\/p>\n

2<\/dd>\n

+ C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

NH<\/p>\n

3<\/dd>\n

Cl ; (3) CH<\/p>\n

3<\/dd>\n

NH<\/p>\n

3<\/dd>\n

Cl + NH<\/p>\n

3<\/dd>\n

; (4) C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

NH<\/p>\n

3<\/dd>\n

Cl + NH<\/p>\n

3<\/dd>\n

. C\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra l\u00e0:<\/p>\n

A.(1)(2)(4)             B. (2)(3)(4)              C. (1)(2)(3)              D. (1)(3)(4)<\/p>\n

C\u00e2u 27.<\/strong>H\u00f2a tan a(gam) Fe v\u00e0o dung d\u1ecbch HCl thu \u0111\u01b0\u1ee3c 2,24 l kh\u00ed (dktc) v\u00e0 dung d\u1ecbch D. C\u00f4 c\u1ea1n D thu \u0111\u01b0\u1ee3c m (gam) mu\u1ed1i khan. Cho l\u01b0\u1ee3ng mu\u1ed1i tr\u00ean v\u00e0o 160 ml ( KMnO<\/p>\n

4<\/dd>\n

\/ H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

) 0,25M sau ph\u1ea3n \u1ee9ng ho\u00e0n to\u00e0n thu \u0111\u01b0\u1ee3c V (lit) kh\u00ed. Gi\u00e1 tr\u1ecb c\u1ee7a V l\u00e0:<\/p>\n

A. 0,336              B.0,28                C. 2,24               D.1,12<\/p>\n

C\u00e2u 28<\/strong>. C\u00f4ng th\u1ee9c chung c\u1ee7a hidrocacbon l\u00e0 C<\/p>\n

x<\/dd>\n

H<\/p>\n

y<\/dd>\n

. M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa x v\u00e0 y l\u00e0:<\/p>\n

A. y \u2264 2x + 2             B.y = 2x + 2             C. y=2x                    D. y \u2265 2x \u2013 2<\/p>\n

C\u00e2u 29<\/strong>. H\u1ed7n h\u1ee3p X g\u1ed3m 2 este \u0111\u01a1n ch\u1ee9c. Cho 0,5 mol X t\u00e1c d\u1ee5ng v\u1edbi dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

\/NH<\/p>\n

3<\/dd>\n

d\u01b0 thu \u0111\u01b0\u1ee3c 43,2g Ag. Cho 14,08g X t\u00e1c d\u1ee5ng v\u1edbi KOH v\u1eeba \u0111\u1ee7 thu \u0111\u01b0\u1ee3c  h\u1ed7n h\u1ee3p 2 mu\u1ed1i c\u1ee7a 2 axit \u0111\u1ed3ng \u0111\u1eb3ng li\u00ean ti\u1ebfp v\u00e0 8,256 gam h\u1ed7n h\u1ee3p ancol no \u0111\u01a1n ch\u1ee9c \u0111\u1ed3ng \u0111\u1eb3ng li\u00ean ti\u1ebfp , m\u1ea1ch h\u1edf. C\u00f4ng th\u1ee9c c\u1ee7a 2 ancol l\u00e0:<\/p>\n

A. C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH v\u00e0 C<\/p>\n

3<\/dd>\n

H<\/p>\n

7<\/dd>\n

OH                           B. CH<\/p>\n

3<\/dd>\n

OH v\u00e0 C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH<\/p>\n

C. C<\/p>\n

4<\/dd>\n

H<\/p>\n

9<\/dd>\n

OH v\u00e0 C<\/p>\n

5<\/dd>\n

H<\/p>\n

11<\/dd>\n

OH                      D. C<\/p>\n

3<\/dd>\n

H<\/p>\n

7<\/dd>\n

OH v\u00e0 C<\/p>\n

4<\/dd>\n

H<\/p>\n

9<\/dd>\n

OH<\/p>\n

C\u00e2u 30.<\/strong>Cho m gam tinh b\u1ed9t l\u00ean men  \u0111\u1ec3 s\u1ea3n xu\u1ea5t ancol etylic, to\u00e0n b\u1ed9 l\u01b0\u1ee3ng CO<\/p>\n

2<\/dd>\n

sinh ra cho qua dung d\u1ecbch Ca(OH)<\/p>\n

2<\/dd>\n

d\u01b0 thu \u0111\u01b0\u1ee3c 750 gam k\u1ebft t\u1ee7a. Bi\u1ebft hi\u1ec7u su\u1ea5t m\u1ed7i giai \u0111o\u1ea1n l\u00ean men l\u00e0 80%. Gi\u00e1 tr\u1ecb c\u1ee7a m l\u00e0:<\/p>\n

A. 1054,7              B. 949,2               C. 765,5               D. 759,4<\/p>\n

C\u00e2u 31<\/strong>. Peptit X m\u1ea1ch h\u1edf c\u00f3 c\u00f4ng th\u1ee9c C<\/p>\n

14<\/dd>\n

H<\/p>\n

26<\/dd>\n

O<\/p>\n

5<\/dd>\n

N<\/p>\n

4<\/dd>\n

. Th\u1ee7y ph\u00e2n ho\u00e0n to\u00e0n 0,1 mol X trong dung d\u1ecbch NaOH \u0111un n\u00f3ng thu \u0111\u01b0\u1ee3c m gam h\u1ed7n h\u1ee3p mu\u1ed1i c\u1ee7a c\u00e1c \u03b1-amino axit ( c\u00e1c amino axit \u0111\u1ec1u ch\u1ee9a 1 nh\u00f3m COOH v\u00e0 1 nh\u00f3m NH<\/p>\n

2<\/dd>\n

. Gi\u00e1 tr\u1ecb c\u1ee7a m l\u00e0:<\/p>\n

A. 51,2                    B. 47,2               C. 49,4               D. 49,0<\/p>\n

C\u00e2u 32<\/strong>. Cho c\u00e1c ch\u1ea5t sau : H<\/p>\n

2<\/dd>\n

O ; C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH; CH<\/p>\n

3<\/dd>\n

COOH ; HCOOH ; C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH. Chi\u1ec1u t\u0103ng d\u1ea7n \u0111\u1ed9 linh \u0111\u1ed9ng c\u1ee7a nguy\u00ean t\u1eed H trong c\u00e1c nh\u00f3m ch\u1ee9c c\u1ee7a 4 ch\u1ea5t l\u00e0:<\/p>\n

A. H<\/p>\n

2<\/dd>\n

O ; C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; HCOOH ; CH<\/p>\n

3<\/dd>\n

COOH.<\/p>\n

B. C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; H<\/p>\n

2<\/dd>\n

O ; C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; CH<\/p>\n

3<\/dd>\n

COOH ;HCOOH.<\/p>\n

C. C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; H<\/p>\n

2<\/dd>\n

O ; C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; HCOOH ; CH<\/p>\n

3<\/dd>\n

COOH.<\/p>\n

D. H<\/p>\n

2<\/dd>\n

O ; C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; CH<\/p>\n

3<\/dd>\n

COOH ;HCOOH.<\/p>\n

C\u00e2u 33<\/strong>. Cho c\u00e1c ch\u1ea5t sau : axetilen ; axit fomic ; fomandehit ; phenyl fomat ; glucose ; andehit acetic ; metyl axetat ; natri fomat ; aceton. S\u1ed1 ch\u1ea5t c\u00f3 th\u1ec3 tham gia ph\u1ea3n \u1ee9ng tr\u00e1ng g\u01b0\u01a1ng l\u00e0:<\/p>\n

A.9                  B.6                 C.7                 D.8<\/p>\n

C\u00e2u 34<\/strong>. Cho 13,35g Alanin v\u00e0o dung d\u1ecbch NaOH thu \u0111\u01b0\u1ee3c dung d\u1ecbch Y. Dung d\u1ecbch Y t\u00e1c d\u1ee5ng v\u1eeba \u0111\u1ee7 v\u1edbi 250 ml dung d\u1ecbch HCl 1M thu \u0111\u01b0\u1ee3c dung d\u1ecbch Z. C\u00f4 c\u1ea1n dung d\u1ecbch Z thu \u0111\u01b0\u1ee3c bao nhi\u00eau gam mu\u1ed1i khan:<\/p>\n

A. 18,825              B.35,245              C.24,675              D.18,675<\/p>\n

C\u00e2u 35<\/strong>. D\u00e3y g\u1ed3m c\u00e1c ch\u1ea5t \u0111\u1ec1u ph\u1ea3n \u1ee9ng v\u1edbi HCOOH l\u00e0:<\/p>\n

A.CH<\/p>\n

3<\/dd>\n

NH<\/p>\n

2<\/dd>\n

; C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH ; KOH ; NaCl                 B. NH<\/p>\n

3<\/dd>\n

; K ; Cu ; NaOH ; H<\/p>\n

2<\/dd>\n

;O<\/p>\n

2<\/dd>\n<\/p>\n

C. Na<\/p>\n

2<\/dd>\n

O ; NaCl ; Fe ; CH<\/p>\n

3<\/dd>\n

OH ; C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

Cl                    D. AgNO<\/p>\n

3<\/dd>\n

\/NH<\/p>\n

3<\/dd>\n

;Mg;C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH;KOH; Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n<\/p>\n

C\u00e2u 36<\/strong>. \u0110\u1ec3 b\u1ea3o qu\u1ea3n Na ng\u01b0\u1eddi ta ng\u00e2m Na trong:<\/p>\n

A. n\u01b0\u1edbc                    B.D\u1ea7u h\u1ecfa             C. r\u01b0\u1ee3u etylic             D. phenol l\u1ecfng<\/p>\n

C\u00e2u 37<\/strong>. Cho c\u00e1c ch\u1ea5t sau : FeCO<\/p>\n

3<\/dd>\n

;FeS ;Fe<\/p>\n

3<\/dd>\n

O<\/p>\n

4<\/dd>\n

;Fe(OH)<\/p>\n

2<\/dd>\n

. N\u1ebfu h\u00f2a tan c\u00f9ng s\u1ed1 mol m\u1ed7i ch\u1ea5t v\u00e0o dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c n\u00f3ng d\u01b0 th\u00ec ch\u1ea5t t\u1ea1o ra s\u1ed1 mol kh\u00ed l\u1edbn nh\u1ea5t l\u00e0:<\/p>\n

A.FeCO<\/p>\n

3<\/dd>\n

              B.Fe(OH)<\/p>\n

2<\/dd>\n

              C.Fe<\/p>\n

3<\/dd>\n

O<\/p>\n

4<\/dd>\n

                D.FeS<\/p>\n

C\u00e2u 38<\/strong>. Tr\u1ed9n 300 gam dung d\u1ecbch Ba(OH)<\/p>\n

2<\/dd>\n

1,254% v\u1edbi 500 ml dung d\u1ecbch ch\u1ee9a H<\/p>\n

3<\/dd>\n

PO<\/p>\n

4<\/dd>\n

0,04M v\u00e0 H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

0,02M. Kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c mu\u1ed1i thu \u0111\u01b0\u1ee3c sau ph\u1ea3n \u1ee9ng l\u00e0:<\/p>\n

A.5,56               B.3,262                    C.5,91                D.4,978<\/p>\n

C\u00e2u 39<\/strong>. Crackinh ho\u00e0n to\u00e0n V l\u00edt ankan X thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p  Y g\u1ed3m 0,1V l\u00edt C<\/p>\n

3<\/dd>\n

H<\/p>\n

8<\/dd>\n

; 0,6V l\u00edt CH<\/p>\n

4<\/dd>\n

; 1,8V l\u00edt c\u00e1c hidrocacbon kh\u00e1c. T\u1ec9 kh\u1ed1i c\u1ee7a Y so v\u1edbi H<\/p>\n

2<\/dd>\n

l\u00e0 14,4. D\u1eabn 1 mol Y \u0111i qua b\u00ecnh ch\u1ee9a dung d\u1ecbch Brom d\u01b0 , ph\u1ea3n \u1ee9ng k\u1ebft th\u00fac th\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng b\u00ecnh t\u0103ng m gam. Bi\u1ebft c\u00e1c th\u1ec3 t\u00edch kh\u00ed \u0111o \u1edf c\u00f9ng \u0111i\u1ec1u ki\u1ec7n, ch\u1ec9 c\u00f3 ankan tham gia ph\u1ea3n \u1ee9ng crackinh. Gi\u00e1 tr\u1ecb c\u1ee7a  m l\u00e0:<\/p>\n

 A. 22,3                   B.23,2                  C.19,6                D.21,6<\/p>\n

C\u00e2u 40<\/strong>. H\u00e3y cho bi\u1ebft ph\u1ea3n \u1ee9ng n\u00e0o sau \u0111\u00e2y kh\u00f4ng x\u1ea3y ra:<\/p>\n

A. CH<\/p>\n

3<\/dd>\n

CH<\/p>\n

2<\/dd>\n

OH \u00ae anken ( H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c,170<\/p>\n

0<\/dd>\n

C)            B. CH<\/p>\n

3<\/dd>\n

OH + C<\/p>\n

6<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH \u00ae ete<\/p>\n

C. CH<\/p>\n

3<\/dd>\n

CH<\/p>\n

2<\/dd>\n

OH \u00ae ete ( H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c,140<\/p>\n

0<\/dd>\n

C)             D. CH<\/p>\n

3<\/dd>\n

OH \u00ae ete ( H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c,140<\/p>\n

0<\/dd>\n

C)<\/p>\n

C\u00e2u 41<\/strong>. H\u01a1i th\u1ee7y ng\u00e2n r\u1ea5t \u0111\u1ed9c , v\u00ec v\u1eady kh\u00ed v\u1ee1 nhi\u1ec7t k\u1ebf , ch\u1ea5t b\u1ed9t \u0111\u01b0\u1ee3c r\u1eafc l\u00ean th\u1ee7y ng\u00e2n v\u00e0 sau \u0111\u00f3 gom l\u1ea1i l\u00e0:<\/p>\n

A.C\u00e1t                 B.L\u01b0u hu\u1ef3nh             C. mu\u1ed1i \u0103n             D.V\u00f4i s\u1ed1ng<\/p>\n

C\u00e2u 42<\/strong>. Polime kh\u00f4ng c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb xenlulose l\u00e0:<\/p>\n

A. S\u1ee3i b\u00f4ng              B.t\u01a1 t\u1eb1m               C.t\u01a1 visco        D. T\u01a1 xenlulose triacetat<\/p>\n

C\u00e2u 43<\/strong>. Trong s\u1ed1 c\u00e1c dung d\u1ecbch Cu(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

; Fe(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

3<\/dd>\n

; AgNO<\/p>\n

3<\/dd>\n

; Pb(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

; Zn(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

; FeCl<\/p>\n

2<\/dd>\n

. S\u1ed1 dung d\u1ecbch ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c v\u1edbi H<\/p>\n

2<\/dd>\n

S l\u00e0:<\/p>\n

A.6                  B.5                 C.3             D.4<\/p>\n

<\/p>\n

A.CO<\/p>\n

2<\/dd>\n

                B.HCl                C.H<\/p>\n

2<\/dd>\n

             D.NH<\/p>\n

3<\/dd>\n<\/p>\n

C\u00e2u 45<\/strong>. Cho ph\u01b0\u01a1ng tr\u00ecnh : X + NaOH \u00ae Na<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

+ H<\/p>\n

2<\/dd>\n

O (1). H\u00e3y cho bi\u1ebft c\u00f3 bao nhi\u00eau ch\u1ea5t X th\u1ecfa m\u00e3n ph\u01b0\u01a1ng tr\u00ecnh (1)?<\/p>\n

A.3                  B.1                 C.4             D.2<\/p>\n

C\u00e2u 46<\/strong>. \u0110\u1ed1t ch\u00e1y 1 h\u1ed7n h\u1ee3p no m\u1ea1ch h\u1edf X ( g\u1ed3m 1 axit v\u00e0 1 andehit c\u00f3 c\u00f9ng s\u1ed1 C) thu \u0111\u01b0\u1ee3c s\u1ed1 mol H<\/p>\n

2<\/dd>\n

O b\u1eb1ng s\u1ed1 mol X). N\u1ebfu cho X ph\u1ea3n \u1ee9ng v\u1edbi AgNO<\/p>\n

3<\/dd>\n

\/NH<\/p>\n

3<\/dd>\n

thu \u0111\u01b0\u1ee3c s\u1ed1 mol Ag g\u1ea5p 2 l\u1ea7n s\u1ed1 mol X.Ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng Oxi trong axit l\u00e0:  <\/p>\n

A.55,17%              B.69,56%              C.53,33%        D.71,11%<\/p>\n

C\u00e2u 47<\/strong>. Trong c\u00e1c kim lo\u1ea1i ( Na;Al;Ba;Fe;Cr), s\u1ed1 kim lo\u1ea1i h\u00f2a tan trong H<\/p>\n

2<\/dd>\n

O d\u01b0 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng l\u00e0:<\/p>\n

A.2                  B.3                 C.1             D.4<\/p>\n

C\u00e2u 48<\/strong>. X c\u00f3 v\u00f2ng  benzen v\u00e0 c\u00f3 CTPT C<\/p>\n

9<\/dd>\n

H<\/p>\n

8<\/dd>\n

O<\/p>\n

2<\/dd>\n

. X t\u00e1c d\u1ee5ng d\u1ec5 d\u00e0ng v\u1edbi dung d\u1ecbch brom thu \u0111\u01b0\u1ee3c ch\u1ea5t Y C<\/p>\n

9<\/dd>\n

H<\/p>\n

8<\/dd>\n

O<\/p>\n

2<\/dd>\n

Br<\/p>\n

2<\/dd>\n

. M\u1eb7t kh\u00e1c , cho X t\u00e1c d\u1ee5ng v\u1edbi NaHCO<\/p>\n

3<\/dd>\n

thu \u0111\u01b0\u1ee3c mu\u1ed1i Z c\u00f3 c\u00f4ng th\u1ee9c ph\u00e2n t\u1eed C<\/p>\n

9<\/dd>\n

H<\/p>\n

7<\/dd>\n

O<\/p>\n

2<\/dd>\n

Na. X c\u00f3 bao nhi\u00eau c\u00f4ng th\u1ee9c c\u1ea5u t\u1ea1o:<\/p>\n

A.4                  B.3                 C.5             D.1<\/p>\n

C\u00e2u 49<\/strong>. Kim lo\u1ea1i n\u00e0o sau \u0111\u00e2y c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y th\u1ea5p nh\u1ea5t:<\/p>\n

A.Kali                B.Th\u1ee7y ng\u00e2n            C.Rubidi          D.Cesi<\/p>\n

C\u00e2u 50<\/strong>. Tr\u1ed9n l\u1eabn 100 ml dung d\u1ecbch NaOH 0,01M v\u00e0 200 ml HCl 0,02M thu \u0111\u01b0\u1ee3c dung d\u1ecbch Y. Dung d\u1ecbch Y c\u00f3 pH l\u00e0:<\/p>\n

A. 1,8                B.3,0                C. 4,2             D. 2,0<\/p>\n

\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n H\u00f3a n\u0103m 2016 – \u0110\u1ec1 s\u1ed1 3<\/strong><\/span><\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n

\n C\u00e2u<\/strong><\/p>\n<\/td>\n	\n \u0110\u00e1p \u00e1n<\/strong><\/p>\n<\/td>\n	\n C\u00e2u<\/strong><\/p>\n<\/td>\n	\n \u0110\u00e1p \u00e1n<\/strong><\/p>\n<\/td>\n	\n C\u00e2u<\/strong><\/p>\n<\/td>\n	\n \u0110\u00e1p \u00e1n<\/strong><\/p>\n<\/td>\n	\n C\u00e2u<\/strong><\/p>\n<\/td>\n	\n \u0110\u00e1p \u00e1n<\/strong><\/p>\n<\/td>\n	\n C\u00e2u<\/strong><\/p>\n<\/td>\n	\n \u0110\u00e1p \u00e1n<\/strong><\/p>\n<\/td>\n<\/tr>\n
\n 1<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 11<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 21<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 31<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 41<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n<\/tr>\n
\n 2<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 12<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 22<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 32<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 42<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n<\/tr>\n
\n 3<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 13<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 23<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 33<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 43<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n<\/tr>\n
\n 4<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 14<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 24<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 34<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 44<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n<\/tr>\n
\n 5<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 15<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 25<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 35<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 45<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n<\/tr>\n
\n 6<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 16<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 26<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 36<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 46<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n<\/tr>\n
\n 7<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 17<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 27<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 37<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 47<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n<\/tr>\n
\n 8<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 18<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 28<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 38<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 48<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n<\/tr>\n
\n 9<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 19<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n	\n 29<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 39<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 49<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n<\/tr>\n
\n 10<\/p>\n<\/td>\n	\n C<\/p>\n<\/td>\n	\n 20<\/p>\n<\/td>\n	\n A<\/p>\n<\/td>\n	\n 30<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 40<\/p>\n<\/td>\n	\n B<\/p>\n<\/td>\n	\n 50<\/p>\n<\/td>\n	\n D<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n L\u1eddi gi\u00e0i chi ti\u1ebft c\u00e1c em xem trong file \u0111\u00ednh k\u00e8m.<\/p>\n<\/p>\n T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":" Tham kh\u1ea3o \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n h\u00f3a \u0111\u1ec1 s\u1ed1 3 c\u00f3 \u0111\u00e1p \u00e1n v\u00e0 l\u1eddi gi\u1ea3i chi ti\u1ebft gi\u00fap c\u00e1c em th\u1eed s\u1ee9c v\u1edbi k\u1ef3 thi s\u1eafp t\u1edbi. Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n H\u00f3a Cho nguy\u00ean t\u1eed kh\u1ed1i c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1: H: 1; Li: 7; […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[24],"tags":[],"yoast_head":"\n